UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MezCa7Z6mGiAr/AodvQAcxw85xG4aIRKAYynzT+eZLE=' 
WHERE 
  key_id = 'e321b4891522f0d37667a1cfd29b16129596c8ef2e554cfea2308c5624942e48' 
  AND (
    token = 'MezCa7Z6mGiAr/AodvQAcxw85xG4aIRKAYynzT+eZLE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )